Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10107280 | Structure for securing diaphragm, diaphragm pump and valve device equipped with the same, and method of securing diaphragm | Takeshi Ishimaru | 2018-10-23 |
| 9856986 | Valve device | Kazuo FUTAMATA, Takeshi Ishimaru | 2018-01-02 |